mail.focusdev.net - dns.ninja

mail.focusdev.net

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:b788🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:3bcc🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.59.204Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.183.136🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.59.204, 172.67.183.136
IPv6 hints2606:4700:3030::ac43:b788, 2606:4700:3037::6815:3bcc
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=207, name=cloudflare-ech.com

focusdev.net

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:b788🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:3bcc🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.59.204Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.183.136🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSboyd.ns.cloudflare.com ⭐
NSrayne.ns.cloudflare.com
MX_dc-mx.a7ac2aa63b6d.focusdev.net ⭐
TXTv=spf1 a mx ip4:161.35.108.162 -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.59.204, 172.67.183.136
IPv6 hints2606:4700:3030::ac43:b788, 2606:4700:3037::6815:3bcc
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=207, name=cloudflare-ech.com
SOAboyd.ns.cloudflare.comdns@cloudflare.com serial=2407973756

Previously MX for

focusdev.net

Same first word

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DNS History

8 records (4 active, 4 former)

20162017201820192020202120222023202420252026A104.21.59.204172.67.183.1362606:4700:3030::ac43:b7882606:4700:3037::6815:3bcc100.3.101.3161.35.108.1622606:4700:3032::6815:3bcc2606:4700:3035::ac43:b788
○A100.3.101.32015-08-17 → 2016-09-16 · 4 obs
● 2015-08-17 02:39:50
● 2016-09-16 05:49:44
○ 2026-04-03 18:25:32
○ 2026-07-04 23:58:08
●A104.21.59.2042026-06-25 → 2026-07-04 · 3 obs
○ 2026-05-21 00:23:36
● 2026-06-25 01:51:16
● 2026-07-04 23:58:08
○A161.35.108.1622026-04-03 → 2026-05-21 · 5 obs
○ 2016-09-16 05:49:44
● 2026-04-03 18:25:32
● 2026-05-21 00:23:36
○ 2026-06-25 01:51:16
○ 2026-07-04 23:58:08
●A172.67.183.1362026-06-25 → 2026-07-04 · 3 obs
○ 2026-05-21 00:23:36
● 2026-06-25 01:51:16
● 2026-07-04 23:58:08
●A2606:4700:3030::ac43:b7882026-07-04 → 2026-07-04 · 2 obs
○ 2026-06-25 01:51:16
● 2026-07-04 23:58:08
○A2606:4700:3032::6815:3bcc2026-06-25 → 2026-06-25 · 3 obs
○ 2026-05-21 00:23:36
● 2026-06-25 01:51:16
○ 2026-07-04 23:58:08
○A2606:4700:3035::ac43:b7882026-06-25 → 2026-06-25 · 3 obs
○ 2026-05-21 00:23:36
● 2026-06-25 01:51:16
○ 2026-07-04 23:58:08
●A2606:4700:3037::6815:3bcc2026-07-04 → 2026-07-04 · 2 obs
○ 2026-06-25 01:51:16
● 2026-07-04 23:58:08

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
neta.gtld-servers.net, h.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net...-
focusdev.netboyd.ns.cloudflare.com, rayne.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.34.11

NS records: boyd.ns.cloudflare.com, rayne.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for focusdev.net (unsigned zone)

⏱️ Timing

Total: 321ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.59.204, 172.67.183.136
AAAA22606:4700:3037::6815:3bcc, 2606:4700:3030::ac43:b788
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

mail.focusdev.net directs to four IP numbers, which are 104.21.59.204, 172.67.183.136, 2606:4700:3030::ac43:b788 and 2606:4700:3037::6815:3bcc.

(0x706f726e)chat.net, lecz.cn, afyoncicek.com plus two other host names have IP numbers in common with mail.focusdev.net.